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What is the use of static variable in C#? When to use it? Why can't I declare the static variable in

... A static variable shares the value of it among all instances of the class. Example without declaring it static: public class Variable { public int i = 5; public void test() { i = i + 5; Console.WriteLine(i); } } public class Exercise { ...
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How to run the sftp command with a password from Bash script?

... Expect is a great program to use. On Ubuntu install it with: sudo apt-get install expect On a CentOS Machine install it with: yum install expect Lets say you want to make a connection to a sftp server and then upload a local file from your local machine to the remot...
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Getter and Setter declaration in .NET [duplicate]

... a plain field: public string MyField But this field can be accessed by all outside users of your class. People can insert illegal values or change the value in ways you didn't expect. By using a property, you can encapsulate the way your data is accessed. C# has a nice syntax for turning a fiel...
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Difference between Role and GrantedAuthority in Spring Security

...thority as being a "permission" or a "right". Those "permissions" are (normally) expressed as strings (with the getAuthority() method). Those strings let you identify the permissions and let your voters decide if they grant access to something. You can grant different GrantedAuthoritys (permissions...
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mysql_config not found when installing mysqldb python interface

...the linux server I'm connected to via ssh. The script uses mysqldb. I have all the other components I need, but when I try to install mySQLdb via setuptools like so:, ...
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How are feature_importances in RandomForestClassifier determined?

...d in [1] (often cited, but unfortunately rarely read...). It is sometimes called "gini importance" or "mean decrease impurity" and is defined as the total decrease in node impurity (weighted by the probability of reaching that node (which is approximated by the proportion of samples reaching that no...
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Why doesn't Mockito mock static methods?

... problems misuse/excessive use of static methods can cause. But I didn't really get to the bottom of why it is hard to mock static methods. ...
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Python mysqldb: Library not loaded: libmysqlclient.18.dylib

I just compiled and installed mysqldb for python 2.7 on my mac os 10.6. I created a simple test file that imports 15 Answe...
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Open URL in same window and in same tab

...ute target= of tag a. In fact, you can name your window whatever you like. All what you need is set it different value, so that it won't open in the same window or tab. – ijse Dec 10 '11 at 14:57 ...
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What are the best JVM settings for Eclipse? [closed]

...jvm.dll -vmargs -Dosgi.requiredJavaVersion=1.6 -Declipse.p2.unsignedPolicy=allow -Xms128m -Xmx384m -Xss4m -XX:PermSize=128m -XX:MaxPermSize=384m -XX:CompileThreshold=5 -XX:MaxGCPauseMillis=10 -XX:MaxHeapFreeRatio=70 -XX:+CMSIncrementalPacing -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:+UseFast...